Ottawa August 14 Weather Records

Daily averages and all-time records for weather in Ottawa, Ontario for the date of August 14.
August 14 All-Time Records
1889–2024
Highest temperature 37.8 °C 1944
Lowest temperature 7.0 °C 1981
Lowest daily high 15.7 °C 2014
Highest daily low 22.2 °C 1947
Most precipitation 3.18 cm 1971
Most snow none -
August 14 Average Weather
1991–2020 1
Average high 25.9 °C
Average low 14.9 °C
Chance precipitation 37.5%
Chance snow 0%
Ottawa August 14 Weather by Year
Year High (°C) Low (°C) Precip. (cm) Snow (cm)
2023 23.5 15.0 0.00 0.0
2022 27.0 10.5 0.00 0.0
2021 24.5 17.0 0.00 0.0
2020 28.0 17.0 0.00 0.0
2019 24.5 12.5 0.00 0.0
2018 27.5 20.0 0.04 0.0
2017 26.5 14.5 0.00 0.0
2016 24.0 17.5 0.00 0.0
2015 26.4 16.7 0.06 0.0
2014 15.7 11.0 0.24 0.0
2013 21.4 13.2 0.04 0.0
2012 24.7 18.3 0.60 0.0
2011 26.4 17.5 2.66 0.0
2010 28.0 18.0 1.60 0.0
2009 30.3 16.0 0.00 0.0
2008 24.6 9.8 0.00 0.0
2007 22.2 12.2 0.52 0.0
2006 26.4 13.4 0.00 0.0
2005 24.4 18.9 0.00 0.0
2004 21.7 12.8 0.00 0.0
2003 31.0 19.5 0.00 0.0
2002 34.8 20.0 0.24 0.0
2001 26.8 10.2 0.00 0.0
2000 27.5 13.5 0.00 0.0
1999 22.4 14.8 0.00 0.0
1998 28.0 9.8 0.00 0.0
1997 23.8 12.0 0.00 0.0
1996 24.8 14.6 0.00 0.0
1995 26.5 16.9 0.36 0.0
1994 21.7 19.3 0.04 0.0
1993 30.0 16.3 0.00 0.0
1992 21.1 7.9 0.00 0.0
1991 30.7 16.4 0.00 0.0
1990 23.0 14.8 0.00 0.0
1989 29.5 15.7 0.00 0.0
1988 24.9 19.3 0.57 0.0
1987 27.7 17.7 0.06 0.0
1986 26.3 9.5 0.28 0.0
1985 33.7 16.0 0.12 0.0
1984 26.9 21.6 1.22 0.0
1983 26.5 11.0 0.00 0.0
1982 25.0 12.5 0.04 0.0
1981 22.0 7.0 1.40 0.0
1980 22.0 16.5 0.90 0.0
1979 20.5 15.5 0.04 0.0
1978 31.5 19.5 0.00 0.0
1977 24.5 17.5 0.02 0.0
1976 23.3 16.1 0.00 0.0
1975 27.8 16.7 0.00 0.0
1974 22.8 13.9 0.00 0.0
1973 26.1 17.2 0.51 0.0
1972 20.0 12.2 0.00 0.0
1971 26.7 14.4 3.18 0.0
1970 31.7 17.8 0.00 0.0
1969 29.4 17.8 0.00 0.0
1968 25.6 17.2 0.00 0.0
1967 27.2 11.1 0.00 0.0
1966 22.8 10.0 0.00 0.0
1965 28.3 13.3 0.00 0.0
1964 16.7 7.2 0.00 0.0
1963 17.8 12.2 0.00 0.0
1962 18.9 16.1 0.00 0.0
1961 20.0 10.0 0.00 0.0
1960 28.9 16.1 0.36 0.0
1959 30.6 14.4 0.00 0.0
1958 27.8 11.1 0.15 0.0
1957 28.3 13.9 0.00 0.0
1956 25.6 16.7 0.00 0.0
1955 30.6 20.0 0.05 0.0
1954 25.0 12.8 0.00 0.0
1953 29.4 13.3 0.00 0.0
1952 26.7 12.8 0.00 0.0
1951 21.1 13.9 0.00 0.0
1950 25.0 10.6 0.00 0.0
1949 27.8 11.7 0.00 0.0
1948 25.0 16.7 0.00 0.0
1947 35.0 22.2 0.05 0.0
1946 24.4 10.0 0.00 0.0
1945 28.9 18.3 1.22 0.0
1944 37.8 16.1 0.00 0.0
1943 26.7 19.4 0.05 0.0
1942 28.3 16.1 0.00 0.0
1941 21.7 9.4 0.00 0.0
1940 28.9 12.8 0.00 0.0
1939 25.0 15.6 0.00 0.0
1938 30.0 18.3 0.00 0.0
1937 24.4 10.0 0.00 0.0
1936 23.3 16.1 2.79 0.0
1935 28.9 13.9 0.00 0.0
1934 21.1 13.3 0.00 0.0
1933 22.8 11.1 0.00 0.0
1932 26.7 12.8 0.00 0.0
1931 29.4 16.7 0.00 0.0
1930 18.3 11.1 0.00 0.0
1929 23.9 14.4 1.78 0.0
1928 28.9 14.4 0.00 0.0
1927 24.4 9.4 0.74 0.0
1926 24.4 15.6 0.00 0.0
1925 25.0 11.7 0.33 0.0
1924 18.3 11.1 0.25 0.0
1923 24.4 8.9 0.64 0.0
1922 30.6 17.8 0.00 0.0
1921 23.3 14.4 2.21 0.0
1920 26.1 18.3 0.00 0.0
1919 28.3 13.3 0.00 0.0
1918 28.9 17.2 0.46 0.0
1917 25.0 18.3 0.00 0.0
1916 25.6 11.7 0.00 0.0
1915 27.8 15.6 0.00 0.0
1914 26.7 15.0 1.09 0.0
1913 30.0 13.3 0.00 0.0
1912 27.8 17.2 0.00 0.0
1911 32.2 16.7 0.00 0.0
1910 28.3 17.2 0.15 0.0
1909 30.0 13.3 0.00 0.0
1908 28.3 15.6 0.00 0.0
1907 23.3 8.9 0.00 0.0
1906 23.3 14.4 0.00 0.0
1905 21.1 7.2 0.00 0.0
1904 26.1 15.0 0.03 0.0
1903 21.1 8.9 0.18 0.0
1902 27.2 10.0 0.00 0.0
1901 30.0 13.3 0.00 0.0
1900 23.3 11.1 1.35 0.0
1899 20.0 7.8 0.00 0.0
1898 28.3 10.6 0.00 0.0
1897 24.4 14.4 0.36 0.0
1896 28.9 13.3 0.00 0.0
1895 27.8 15.0 0.00 0.0
1894 32.2 15.0 0.00 0.0
1893 27.8 8.3 0.00 0.0
1892 22.8 13.9 0.43 0.0
1891 23.3 12.2 1.55 0.0
1890 25.6 11.1 0.00 0.0
What's the all-time high for Ottawa on 8/14?
For the date of Aug 14, the highest temperature ever reached in Ottawa history is 37.8 °C which happened in 1944.
Highest Temperatures in Ottawa on August 14
Rank Temperature Year
1 37.8 °C 1944
2 35.0 °C 1947
3 34.8 °C 2002
4 33.7 °C 1985
5 32.2 °C 1894
5 32.2 °C 1911
7 31.7 °C 1970
8 31.5 °C 1978
9 31.0 °C 2003
10 30.7 °C 1991
What's the all-time low for Ottawa on 8/14?
For the date of Aug 14, the lowest temperature ever reached in Ottawa history is 7.0 °C which happened in 1981.
Lowest Temperatures in Ottawa on August 14
Rank Temperature Year
1 7.0 °C 1981
2 7.2 °C 1905
2 7.2 °C 1964
4 7.8 °C 1899
5 7.9 °C 1992
6 8.3 °C 1893
7 8.9 °C 1923
7 8.9 °C 1907
7 8.9 °C 1903
10 9.4 °C 1941
10 9.4 °C 1927
Lowest High Temperatures in Ottawa on August 14
Rank Temperature Year
1 15.7 °C 2014
2 16.7 °C 1964
3 17.8 °C 1963
4 18.3 °C 1930
4 18.3 °C 1924
6 18.9 °C 1962
7 20.0 °C 1961
7 20.0 °C 1899
7 20.0 °C 1972
10 20.5 °C 1979
What's the most it has ever rained in Ottawa on 8/14?
For the date of Aug 14, the most precipitation ever recorded in Ottawa history is 3.18 cm which happened in 1971.
All-Time Most Precipitation in Ottawa on August 14
Rank Precipitation Year
1 3.18 cm 1971
2 2.79 cm 1936
3 2.66 cm 2011
4 2.21 cm 1921
5 1.78 cm 1929
6 1.60 cm 2010
7 1.55 cm 1891
8 1.40 cm 1981
9 1.35 cm 1900
10 1.22 cm 1945
10 1.22 cm 1984
Weather Station Details
Years Station Coordinates
1889–2024 Ottawa CDA location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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